Teknor Industrial Computers VIPer 821 Technical Reference Manual page 31

The PS/2 mouse connects to the VIPer 821 through the J14 header using a 4-pin
header/Mini DIN PS/2 Mouse cable.
SETUPS
Related Jumpers
No jumper setting is required.
BIOS Level
The PS/2 mouse is assigned by default with the IRQ12 which is also used to wake-up the
system when entered into a power management mode. To free this interrupt from monitoring,
run the BIOS Setup program, Power Management option.
MAKING CONNECTIONS
To connect a standard PS/2 mouse to the board, please refer to the following scheme of
the #150-337-00 PS/2 Mouse cable (provided with the board):
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The mouse interface is protected by a self-resetting fuse.
  
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